RT Journal Article SR Electronic T1 When Did I Begin? Conception of the Human Individual in History, Philosophy and Science JF Journal of Medical Ethics JO J Med Ethics FD BMJ Publishing Group Ltd and Institute of Medical Ethics SP 108 OP 108 DO 10.1136/jme.15.2.108 VO 15 IS 2 A1 G R Dunstan YR 1989 UL http://jme.bmj.com/content/15/2/108.1.abstract AB